Oki OKIPAGE 6e, Maintenance Manual

Page: 156 / 257

7 - 10
• POWER Pin Assignment
(To power supply/sensor board)
Signal
SQCR-N
SCLK-N
PSIN1
WRSNS
OVL
+5V
+5V
OVL
+30V
TRSEL2
OVP
OVP
OVP
I/O*
I
I
I
I
C
I
I
C
I
O
C
C
C
Pin No.
2
4
6
8
10
12
14
16
18
20
22
24
26
Signal
TRSEL1
THERM-CMP
CVOPN-N
DOUT-P
DIN
+5V
+5V
OVL
+30V
HEATON-N
-8V
+8V
TRSEL3
I/O
O
I
I
O
I
I
I
C
I
O
I
I
O
Description
TR control switch
Heater temperature
Cover open (+30V)
Serial data output
Serial data input
Logic circuit supply voltage
Logic circuit supply voltage
Logic ground
Heater on
RS232C line voltage
TR control switch
Motor and fan drive voltage and
source voltage for high voltage supply
RS232C line voltage and PS board
supply voltage
Pin No.
1
3
5
7
9
11
13
15
17
19
21
23
25
Description
Sequence clear signal of serial I/F
Clock signal of serial I/F
Paper sense
Reading of paper edge
Ground for logic
Logic circuit supply voltage
Logic circuit supply voltage
Logic ground
TR control switch
Power ground
Power ground
Power ground
Motor and fan drive voltage and source
voltage for high voltage supply
2
4
6
8
10
12
14
16
18
20
22
24
26
1
3
5
7
9
11
13
15
17
19
21
23
25
* O: Out
I: In
C: Common